ClearOne Unite 20 is a Auto Foucs Full Hd Webcam that upports up to 1080p@30. Easily mounted on PC or laptop display. Suits Most UC platforms. Super-high SNR with advanced 2D and 3D noise reduction. Full-featured USB 2.0 interface, power supply, 2-channel USB video. Pair the new UNITE 20 Pro Webcam with a ClearOne CHAT 50 or CHAT 150 speakerphone for the ultimate personal collaboration workspace for both high quality video and audio.